Composite pipe amyu nnan langai hku nna, plastic- hpe hka garan ai n-gang ni hpe hka hte hka lim ai lam, wan hkru makawp maga ai lam, wan n-gun hte telecommunication, hte kaga hkai sun ni hta grai lang ai majaw, shanhte a n-gun n-gun hpe ninghkap lu ai atsam, n-gun n-gun hpe ninghkap lu ai atsam, hte daw jau ai prat galu ai lam ni a majaw re. Raitim, lang ai masha law law gaw, lang ai shaloi shani shagu na yu lanu lahku ai lam hpe n yu lanu lahku ai majaw, pipe a bungli galaw ai lam hten za mat ai (sh) aten garai n du shi yang asak kaba wa ai hpe pyi byin shangun chye ai. Hpaji masa hku nna yu lajang ai ladat ni hpe sharin ya ai gaw, plastic- hpe n-gun rawng ai n-gang pipe ni a magam bungli prat hpe jat ya lu ai sha n-ga, shanhte a galu kaba ai- aten galu ngang grin ai bungli hpe mung galaw ya lu ai.
Langai, aten tup san seng ai lam gaw plastic- hpe n-gun rawng ai pipe hpe gram lajang ai lam a npawt nhpang rai nga ai. Hpa majaw nga yang, pipe ntsa hpe plastic layer hte ka-up da ai majaw, ga nhpu, sau (sh) tsi ni hpe aten galu hkam sha ai gaw, coating hpe hkra machyi shangun chye ai. Shata 3-6 shata shagu pipe ntsa hpe n-gun n rawng ai hpun palawng hte kashin kau na matu hpaji jaw da ai. Coating hpe n-gun n rawng hkra (sh) n-gun n rawng hkra, n-gun ja ai acid (sh) n-gun ja ai acid (sh) alkaline cleaner ni hpe koi u. Shinggan de jung da ai plastic hte ka-up da ai n-gang pipe ni a matu, pipe a bungli hpe hkra machyi shangun chye ai microbial n rawt jat wa na matu, ntsa de n-gun rawng ai hka htung ni hte n-gun ni hpe shaw kau na matu mung ahkyak nga ai.
Lahkawng, matut mahkai lam ni hpe jep joi ai lam gaw, gram lajang ai lam hta ahkyak ai lahkam langai rai nga ai. Plastic- kaw nna, n-gun rawng ai n-gang ni gaw, n-gun n-gun (sh) nbung katsi ai majaw, n-gun yawm mat ai (sh) n-gun yawm mat chye ai, n-gun n rawng ai, n-gun rawng ai, shing nrai, n-gun n rawng ai matut mahkai lam ni hpe lang ma ai. Bolt ni n-gun n rawng ai hte rubber seal ni hpe n hkrat sum hkra, n-gun n rawng ai hpe quarter shagu jep yu na matu hpaji jaw da ai. Leakage (sh) looseness hpe mu yang, grau kaba ai manghkang ni hpe n byin hkra, fittings ni hpe lawan ladan n-gun dat (sh) galai kau u.
Dai hta n-ga, plastic- n-gun rawng ai n-gang pipe ni gaw katsi ai hpe ninghkap lu ai atsam n law ai, grai tsaw ai (sh) n-gun n law ai nbung laru ni hpe aten galu hkam sha lu ai gaw shanhte a magam bungli prat hpe shayawm kau ya lu ai. Katsi ai shara ni hta, nbung laru aten hta, hka lim ai aten hta, hka lim ai aten hta, hka lim ai hte n-gun n rawng hkra galaw na matu, insulation arung arai ni hte shinggrup da ai zawn re ai, insulation ladat ni hpe galaw ra ai. Katsi ai makau grup yin ni hta, jan a nhtoi hpe hkrak hkra n hkra hkra galaw u. Ra ai rai yang, plastic shingnip hpe UV hkra machyi ai hpe shayawm na matu sunshade (sh) insulation hpe bang da u.
Hpang jahtum, plastic- n-gun rawng ai n-gang pipe ni a asak hpe jat ya na matu mung, hkrak jai lang na matu ahkyak nga ai. Coating hpe n garan kau na matu, n-gun ja ai arung arai ni hte pipe ntsa hpe hkra machyi shangun ai hpe koi nga u. Corrosive media hpe htaw sa ai shaloi, plastic- kaw nna, n-gun rawng ai n-gang pipe ni hpe lata nna, n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun hpe n-gun jaw ai lam ni hpe ayan jep yu u.
Hpaji masa hku nna shani shagu yu lajang ai hku nna, plastic- hpe shingdaw ai n-gang pipe ni gaw, kaja dik ai bungli galaw ai lam hpe matut manoi galaw ya lu nna, jai lang ai ni hpe grau galu ai- aten hte kam mai ai magam bungli ni hpe jaw ya lu ai. Ndai zawn re ai arung arai ni hpe ndau shabra ai shaloi, maigan hpaga hpung ni mung, pipe ni a manu hpe grau chye na hkra, mari ai ni hpe yu lanu lahku ai lam a ahkyak ai lam hpe ahkyak shatai tsun dan ra ai.
